body {
  background:
    radial-gradient(1100px 600px at 78% -8%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 60%),
    radial-gradient(900px 520px at 10% 8%, color-mix(in srgb, var(--accent-2) 9%, transparent), transparent 62%),
    linear-gradient(180deg, var(--bg), var(--bg));
  background-attachment: fixed;
}

.site-header {
  background: color-mix(in srgb, var(--panel) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 6px 24px rgba(0,0,0,0.45);
}

.section:nth-of-type(even) {
  background:
    linear-gradient(180deg, transparent, color-mix(in srgb, var(--panel) 30%, transparent), transparent);
}

/* HERO — poster energy */
.hero {
  background:
    radial-gradient(820px 460px at 85% 0%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 65%),
    linear-gradient(160deg, var(--panel-2), var(--panel));
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(115deg, transparent 0 28px, color-mix(in srgb, var(--line) 40%, transparent) 28px 29px);
  opacity: 0.4;
  pointer-events: none;
}
.hero-title {
  text-transform: uppercase;
  letter-spacing: 0.01em;
  font-weight: 700;
  background: linear-gradient(180deg, var(--text), color-mix(in srgb, var(--accent) 55%, var(--text)));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 2px 18px color-mix(in srgb, var(--accent) 25%, transparent);
}

h2, h3 {
  letter-spacing: 0.012em;
  font-weight: 700;
}

/* FACTS */
.fact {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 30px rgba(0,0,0,0.45);
}
.fact b { color: var(--accent-2); }

/* CARDS / FEATURES */
.card, .feature {
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 14px 40px rgba(0,0,0,0.55);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  position: relative;
}
.card::before, .feature::before {
  content: "";
  position: absolute;
  left: 0; top: 0; right: 0;
  height: 3px;
  border-radius: var(--radius) var(--radius) 0 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  opacity: 0;
  transition: opacity .25s ease;
}
.card:hover, .feature:hover {
  transform: translateY(-6px);
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
  box-shadow: 0 22px 56px rgba(0,0,0,0.65);
}
.card:hover::before, .feature:hover::before { opacity: 1; }

.feature .icon {
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 14%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--line));
  border-radius: var(--radius);
  box-shadow: 0 8px 22px color-mix(in srgb, var(--accent) 18%, transparent);
}

/* BADGES — amber */
.badge {
  background: color-mix(in srgb, var(--accent-2) 16%, var(--panel));
  color: var(--accent-2);
  border: 1px solid color-mix(in srgb, var(--accent-2) 42%, var(--line));
  border-radius: 999px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 600;
}

/* BUTTONS */
.btn {
  border-radius: var(--radius);
  transition: transform .2s ease, box-shadow .2s ease, filter .2s ease, background .2s ease;
}
.btn-primary {
  background: linear-gradient(180deg, var(--accent), color-mix(in srgb, var(--accent) 78%, #000));
  color: var(--on-accent);
  border: 1px solid color-mix(in srgb, var(--accent) 60%, #000);
  box-shadow: 0 10px 28px color-mix(in srgb, var(--accent) 35%, transparent);
  font-weight: 600;
}
.btn-primary:hover {
  transform: scale(1.03);
  filter: brightness(1.12);
  box-shadow: 0 14px 36px color-mix(in srgb, var(--accent) 50%, transparent);
}
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
}

/* TILES */
.tile {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: 0 12px 34px rgba(0,0,0,0.5);
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.tile:hover {
  transform: translateY(-5px) scale(1.02);
  border-color: color-mix(in srgb, var(--accent) 50%, var(--line));
  box-shadow: 0 20px 48px rgba(0,0,0,0.62);
}
.tile .nm { color: var(--text); font-weight: 600; }
.tile .gp { color: var(--accent-2); font-weight: 600; letter-spacing: 0.03em; }
.tile.noimg {
  background:
    radial-gradient(420px 220px at 50% -20%, color-mix(in srgb, var(--accent) 20%, transparent), transparent 70%),
    linear-gradient(160deg, var(--panel-2), var(--panel));
}

/* TABS */
.tab {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  color: var(--text-2);
  transition: all .2s ease;
}
.tab:hover { color: var(--text); border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); }
.tab.active {
  background: linear-gradient(180deg, var(--accent), color-mix(in srgb, var(--accent) 80%, #000));
  color: var(--on-accent);
  border-color: transparent;
  box-shadow: 0 8px 22px color-mix(in srgb, var(--accent) 35%, transparent);
}

/* FAQ */
.faq-item {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.faq-item:hover {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--line));
  box-shadow: 0 12px 30px rgba(0,0,0,0.45);
}
.faq-q { color: var(--text); font-weight: 600; }
.faq-q::after { color: var(--accent); }

/* TABLE + ARTICLE */
.table { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.table th {
  background: color-mix(in srgb, var(--accent) 12%, var(--panel-2));
  color: var(--text);
  border-bottom: 1px solid var(--line);
  letter-spacing: 0.03em;
}
.table td { border-bottom: 1px solid var(--line); color: var(--prose); }
.article h2 {
  border-left: 4px solid var(--accent);
  padding-left: .6rem;
}
.article a { color: var(--accent-2); text-decoration-color: color-mix(in srgb, var(--accent-2) 50%, transparent); }
.article a:hover { color: var(--accent); }

.site-footer {
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, transparent, color-mix(in srgb, var(--panel) 60%, transparent));
}